Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine

A single-piston hydraulic free-piston engine with a two-cylinder four-stroke diesel engine as its driver is introduced. It takes the free-piston assembly a certain time to move after the pressure in the compression chamber starts to increase. The time difference between the pressure increasing and t...

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Main Authors: Hai-bo Xie, Hao-ling Ren, Hua-yong Yang, Jian-fei Guo
Format: Article
Language:English
Published: SAGE Publishing 2013-01-01
Series:Advances in Mechanical Engineering
Online Access:https://doi.org/10.1155/2013/406807
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author Hai-bo Xie
Hao-ling Ren
Hua-yong Yang
Jian-fei Guo
author_facet Hai-bo Xie
Hao-ling Ren
Hua-yong Yang
Jian-fei Guo
author_sort Hai-bo Xie
collection DOAJ
description A single-piston hydraulic free-piston engine with a two-cylinder four-stroke diesel engine as its driver is introduced. It takes the free-piston assembly a certain time to move after the pressure in the compression chamber starts to increase. The time difference between the pressure increasing and the piston starting to move is defined as the pressure build-up time. The characteristics of the pressure build-up time and its influence on the performance of the free-piston engine are introduced and analyzed. Based on the basic law of dynamics of the free-piston assembly, the parameters which influence the pressure build-up time are analyzed. And then improvement and optimization are proposed to shorten the pressure build-up time.
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spelling doaj.art-1dccc11f302c45dfb18e5e6ae84f2d5d2022-12-21T22:46:03ZengSAGE PublishingAdvances in Mechanical Engineering1687-81322013-01-01510.1155/2013/40680710.1155_2013/406807Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston EngineHai-bo XieHao-ling RenHua-yong YangJian-fei GuoA single-piston hydraulic free-piston engine with a two-cylinder four-stroke diesel engine as its driver is introduced. It takes the free-piston assembly a certain time to move after the pressure in the compression chamber starts to increase. The time difference between the pressure increasing and the piston starting to move is defined as the pressure build-up time. The characteristics of the pressure build-up time and its influence on the performance of the free-piston engine are introduced and analyzed. Based on the basic law of dynamics of the free-piston assembly, the parameters which influence the pressure build-up time are analyzed. And then improvement and optimization are proposed to shorten the pressure build-up time.https://doi.org/10.1155/2013/406807
spellingShingle Hai-bo Xie
Hao-ling Ren
Hua-yong Yang
Jian-fei Guo
Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
Advances in Mechanical Engineering
title Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
title_full Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
title_fullStr Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
title_full_unstemmed Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
title_short Influence of Pressure Build-Up Time of Compression Chamber on Improving the Operation Frequency of a Single-Piston Hydraulic Free-Piston Engine
title_sort influence of pressure build up time of compression chamber on improving the operation frequency of a single piston hydraulic free piston engine
url https://doi.org/10.1155/2013/406807
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